audiomixer: critical error for blocksize, timeout min/max values
audiomixer: critical error for blocksize, timeout min/max values

Audiomixer blocksize, cant be 0, hence adjusting the minimum value to 1
timeout value of aggregator is defined with MAX of MAXINT64,
but it cannot cross G_MAXLONG * GST_SECOND - 1
Hence changed the max value of the same

https://bugzilla.gnome.org/show_bug.cgi?id=738845

StreamUtils/gstreamer,StreamUtils/gstreamer,StreamUtils/gstreamer,StreamUtils/gstreamer,StreamUtils/gstreamer